From ed8720fafb83fa28393ea41e20691c3a5bd90e63 Mon Sep 17 00:00:00 2001
From: Stephen Hines <srhines@google.com>
Date: Thu, 30 Jul 2015 00:42:26 -0700
Subject: [PATCH] Add support for building libLTO.so in LLVM.

Bug: 21616856
Change-Id: Id6b9e5b91fb1b9e1ff73a096a4286b443bad0382
---
 Android.mk           |  1 +
 tools/lto/Android.mk | 75 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 76 insertions(+)
 create mode 100644 tools/lto/Android.mk

diff --git a/Android.mk b/Android.mk
index c86080bb298..1e0e1754b17 100644
--- a/Android.mk
+++ b/Android.mk
@@ -124,6 +124,7 @@ subdirs += \
   tools/llvm-rtdyld \
   tools/llvm-size \
   tools/llvm-symbolizer \
+  tools/lto \
   tools/macho-dump \
   tools/obj2yaml \
   tools/opt \
diff --git a/tools/lto/Android.mk b/tools/lto/Android.mk
new file mode 100644
index 00000000000..9d5c61c8cec
--- /dev/null
+++ b/tools/lto/Android.mk
@@ -0,0 +1,75 @@
+#
+# Copyright (C) 2015 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+LOCAL_PATH:= $(call my-dir)
+
+LLVM_ROOT_PATH := $(LOCAL_PATH)/../../
+include $(LLVM_ROOT_PATH)/llvm.mk
+
+# For the host only
+# =====================================================
+include $(CLEAR_VARS)
+include $(CLEAR_TBLGEN_VARS)
+
+LOCAL_MODULE := libLTO
+
+LOCAL_MODULE_CLASS := SHARED_LIBRARIES
+
+llvm_lto_SRC_FILES := \
+  lto.cpp \
+  LTODisassembler.cpp
+
+LOCAL_SRC_FILES := $(llvm_lto_SRC_FILES)
+
+LOCAL_STATIC_LIBRARIES := \
+  libLLVMARMAsmParser \
+  libLLVMARMCodeGen \
+  libLLVMARMAsmPrinter \
+  libLLVMARMDisassembler \
+  libLLVMARMDesc \
+  libLLVMARMInfo \
+  libLLVMMipsAsmParser \
+  libLLVMMipsCodeGen \
+  libLLVMMipsDisassembler \
+  libLLVMMipsAsmPrinter \
+  libLLVMMipsDesc \
+  libLLVMMipsInfo \
+  libLLVMX86Info \
+  libLLVMX86AsmParser \
+  libLLVMX86CodeGen \
+  libLLVMX86Disassembler \
+  libLLVMX86Desc \
+  libLLVMX86AsmPrinter \
+  libLLVMX86Utils \
+  libLLVMAArch64Info \
+  libLLVMAArch64AsmParser \
+  libLLVMAArch64CodeGen \
+  libLLVMAArch64Disassembler \
+  libLLVMAArch64Desc \
+  libLLVMAArch64AsmPrinter \
+  libLLVMAArch64Utils \
+  libLLVMCore \
+  libLLVMLTO \
+  libLLVMMC \
+  libLLVMMCDisassembler \
+  libLLVMSupport
+
+ifndef USE_MINGW
+LOCAL_LDLIBS += -lpthread -ldl
+endif
+
+include $(LLVM_HOST_BUILD_MK)
+include $(BUILD_HOST_SHARED_LIBRARY)
-- 
2.11.0